The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Help! Pressure Build-up In Gas Tank

Robert1970C20rstbukt · 01-23-2005, 12:10 AM

I still have the original gas cap from my truck, here's two pics of it. If you look close in the first pic is says VENTED on the inside of the cap. It worked great, the original tank never had any pressure build up.

01-23-2005, 12:10 AM	#21
Robert1970C20rstbukt Registered User Join Date: Jun 2004 Location: Beeville, Texas Posts: 1,943	I still have the original gas cap from my truck, here's two pics of it. If you look close in the first pic is says VENTED on the inside of the cap. It worked great, the original tank never had any pressure build up. Attached Images __________________ RJD 1984 Chevrolet C30 welding truck 454/SM465 1977 GMC C15 pickup 350/TH350 1970 Chevrolet C20 pickup 350/TH400 1970 Chevrolet K20 Suburban 454/TH350 1969 GMC 8500 478M V6/5 spd winch truck Last edited by Robert1970C20rstbukt; 01-23-2005 at 12:21 AM.